Screened moments and extrinsic in-gap states in samarium hexaboride

W. T. Fuhrman; J. R. Chamorro; P. A. Alekseev; J.-M. Mignot; T. Keller; J. A. Rodriguez-Rivera; Y. Qiu; P. Nikolić; T. M. McQueen; C. L. Broholm

doi:10.1038/s41467-018-04007-z

Nature Communications (Apr 2018)

Screened moments and extrinsic in-gap states in samarium hexaboride

W. T. Fuhrman,
J. R. Chamorro,
P. A. Alekseev,
J.-M. Mignot,
T. Keller,
J. A. Rodriguez-Rivera,
Y. Qiu,
P. Nikolić,
T. M. McQueen,
C. L. Broholm

Affiliations

W. T. Fuhrman: Institute for Quantum Matter and Department of Physics and Astronomy, The Johns Hopkins University
J. R. Chamorro: Institute for Quantum Matter and Department of Physics and Astronomy, The Johns Hopkins University
P. A. Alekseev: National Research Centre “Kurchatov Institute”
J.-M. Mignot: Laboratoire Léon Brillouin, CEA-CNRS
T. Keller: Max Planck-Institut für Festkörperforschung
J. A. Rodriguez-Rivera: Department of Materials Sciences, University of Maryland
Y. Qiu: NIST Center for Neutron Research, National Institute of Standards and Technology
P. Nikolić: Institute for Quantum Matter and Department of Physics and Astronomy, The Johns Hopkins University
T. M. McQueen: Institute for Quantum Matter and Department of Physics and Astronomy, The Johns Hopkins University
C. L. Broholm: Institute for Quantum Matter and Department of Physics and Astronomy, The Johns Hopkins University

DOI: https://doi.org/10.1038/s41467-018-04007-z
Journal volume & issue: Vol. 9, no. 1
pp. 1 – 7

Abstract

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The unconventional behaviour of samarium hexaboride has been difficult to explain in part because of differences between samples. Here the authors use gadolinium to exemplify that hard to avoid impurities introduce a low energy density of states that may explain earlier observations.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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